Number of Inputs:16
Input Voltage Range:DC 24V
Operating Temperature:-25°C to +60°C
Signal Type:Digital
Isolation Type:Optical
Memory Size:2 KB
Diagnosis Capabilities:Yes
Dimensions:125mm x 100mm x 34mm
Weight:250g
Precision engineered for optimal performance in industrial settings, the Siemens SM421 Digital Input Module ensures reliable and accurate data acquisition.
This module is specifically designed for use in SIMATIC S7-300 systems, offering seamless integration for enhanced control capabilities.
With an integrated power supply, it eliminates the need for external components, simplifying installation and maintenance.
Featuring 16 digital input channels, each equipped with a 20-pole connector and 0.05ms input delay time, this module ensures quick response times and high reliability.
The SM421 provides isolation between input signals, protecting the system from potential electrical interference and ensuring safety and reliability.
Its compact design and lightweight construction make it ideal for space-constrained applications, while its robust build quality ensures durability and longevity.
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